Granted Patent
Utility
US 5,974,207 · App. 08/997,173
Article comprising a wavelength-selective add-drop multiplexer
Inventors:
Vladimir Anatolyevich Aksyuk, David J. Bishop, Joseph E. Ford, Richart Elliott Slusher
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Dec 23, 1997
Inventors
Vladimir Anatolyevich Aksyuk
David J. Bishop
Joseph E. Ford
Richart Elliott Slusher
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.